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MDX-650P
Battery Conductance &
System Analyzer
the battery test results and the message PRESS 8
8 ) button to proceed with the charging test.
Following the on-screen prompts:
1.
Rev the engine.
2.
Turn on high beams headlights and the blower fan.
3.
Rev engine with loads on.
4.
Idle engine and turn o loads.
5.
The Charging System
Alternator
Decision
Loads-off
DC Voltage
at rev
Charging System Test Results
Decision
NO PROBLEMS
NO OUTPUT
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Charging System Test
decision is displayed at the end of the procedure.
System is showing normal output from the alternator.
No alternator output detected.
√
Check all connections to and from the alternator,
especially the connection to the battery. If the
connection is loose or heavily corroded, clean or
replace the cable and retest.
√
If the belts and connections are in good working
condition, replace the alternator. (Older vehicles
use external voltage regulators, which may require
only replacement of the voltage regulator.)
14
•
DC Voltage
Interpretation
•
Press
Loads-on
at rev
continued
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